[AGENTONB-2593] DDOT gateway with interface component

api/datadoghq/v1alpha1/datadogagentinternal_types.go

@@ -28,6 +28,9 @@ type DatadogAgentInternalStatus struct {
 	// The actual state of the Cluster Checks Runner as a deployment.
 	// +optional
 	ClusterChecksRunner *v2alpha1.DeploymentStatus `json:"clusterChecksRunner,omitempty"`
+	// The actual state of the OTel Agent Gateway as a deployment.
+	// +optional
+	OtelAgentGateway *v2alpha1.DeploymentStatus `json:"otelAgentGateway,omitempty"`
 	// RemoteConfigConfiguration stores the configuration received from RemoteConfig.
 	// +optional
 	RemoteConfigConfiguration *v2alpha1.RemoteConfigConfiguration `json:"remoteConfigConfiguration,omitempty"`

api/datadoghq/v2alpha1/datadogagent_types.go

@@ -22,6 +22,8 @@ const (
 	ClusterAgentComponentName ComponentName = "clusterAgent"
 	// ClusterChecksRunnerComponentName is the name of the Cluster Check Runner
 	ClusterChecksRunnerComponentName ComponentName = "clusterChecksRunner"
+	// OtelAgentGatewayComponentName is the name of the OTel Agent Gateway
+	OtelAgentGatewayComponentName ComponentName = "otelAgentGateway"
 )
 
 // DatadogAgentSpec defines the desired state of DatadogAgent
@@ -2253,6 +2255,9 @@ type DatadogAgentStatus struct {
 	// The actual state of the Cluster Checks Runner as a deployment.
 	// +optional
 	ClusterChecksRunner *DeploymentStatus `json:"clusterChecksRunner,omitempty"`
+	// The actual state of the OTel Agent Gateway as a deployment.
+	// +optional
+	OtelAgentGateway *DeploymentStatus `json:"otelAgentGateway,omitempty"`
 	// RemoteConfigConfiguration stores the configuration received from RemoteConfig.
 	// +optional
 	RemoteConfigConfiguration *RemoteConfigConfiguration `json:"remoteConfigConfiguration,omitempty"`

config/crd/bases/v1/datadoghq.com_datadogagentinternals.yaml

@@ -7991,6 +7991,54 @@ spec:
                   x-kubernetes-list-map-keys:
                     - type
                   x-kubernetes-list-type: map
+                otelAgentGateway:
+                  description: The actual state of the OTel Agent Gateway as a deployment.
+                  properties:
+                    availableReplicas:
+                      description: Total number of available pods (ready for at least minReadySeconds) targeted by this Deployment.
+                      format: int32
+                      type: integer
+                    currentHash:
+                      description: CurrentHash is the stored hash of the Deployment.
+                      type: string
+                    deploymentName:
+                      description: DeploymentName corresponds to the name of the Deployment.
+                      type: string
+                    generatedToken:
+                      description: |-
+                        GeneratedToken corresponds to the generated token if any token was provided in the Credential configuration when ClusterAgent is
+                        enabled.
+                      type: string
+                    lastUpdate:
+                      description: LastUpdate is the last time the status was updated.
+                      format: date-time
+                      type: string
+                    readyReplicas:
+                      description: Total number of ready pods targeted by this Deployment.
+                      format: int32
+                      type: integer
+                    replicas:
+                      description: Total number of non-terminated pods targeted by this Deployment (their labels match the selector).
+                      format: int32
+                      type: integer
+                    state:
+                      description: State corresponds to the Deployment state.
+                      type: string
+                    status:
+                      description: Status corresponds to the Deployment computed status.
+                      type: string
+                    unavailableReplicas:
+                      description: |-
+                        Total number of unavailable pods targeted by this Deployment. This is the total number of
+                        pods that are still required for the Deployment to have 100% available capacity. They may
+                        either be pods that are running but not yet available or pods that still have not been created.
+                      format: int32
+                      type: integer
+                    updatedReplicas:
+                      description: Total number of non-terminated pods targeted by this Deployment that have the desired template spec.
+                      format: int32
+                      type: integer
+                  type: object
                 remoteConfigConfiguration:
                   description: RemoteConfigConfiguration stores the configuration received from RemoteConfig.
                   properties:

config/crd/bases/v1/datadoghq.com_datadogagentinternals_v1alpha1.json

@@ -7807,6 +7807,63 @@
           ],
           "x-kubernetes-list-type": "map"
         },
+        "otelAgentGateway": {
+          "additionalProperties": false,
+          "description": "The actual state of the OTel Agent Gateway as a deployment.",
+          "properties": {
+            "availableReplicas": {
+              "description": "Total number of available pods (ready for at least minReadySeconds) targeted by this Deployment.",
+              "format": "int32",
+              "type": "integer"
+            },
+            "currentHash": {
+              "description": "CurrentHash is the stored hash of the Deployment.",
+              "type": "string"
+            },
+            "deploymentName": {
+              "description": "DeploymentName corresponds to the name of the Deployment.",
+              "type": "string"
+            },
+            "generatedToken": {
+              "description": "GeneratedToken corresponds to the generated token if any token was provided in the Credential configuration when ClusterAgent is\nenabled.",
+              "type": "string"
+            },
+            "lastUpdate": {
+              "description": "LastUpdate is the last time the status was updated.",
+              "format": "date-time",
+              "type": "string"
+            },
+            "readyReplicas": {
+              "description": "Total number of ready pods targeted by this Deployment.",
+              "format": "int32",
+              "type": "integer"
+            },
+            "replicas": {
+              "description": "Total number of non-terminated pods targeted by this Deployment (their labels match the selector).",
+              "format": "int32",
+              "type": "integer"
+            },
+            "state": {
+              "description": "State corresponds to the Deployment state.",
+              "type": "string"
+            },
+            "status": {
+              "description": "Status corresponds to the Deployment computed status.",
+              "type": "string"
+            },
+            "unavailableReplicas": {
+              "description": "Total number of unavailable pods targeted by this Deployment. This is the total number of\npods that are still required for the Deployment to have 100% available capacity. They may\neither be pods that are running but not yet available or pods that still have not been created.",
+              "format": "int32",
+              "type": "integer"
+            },
+            "updatedReplicas": {
+              "description": "Total number of non-terminated pods targeted by this Deployment that have the desired template spec.",
+              "format": "int32",
+              "type": "integer"
+            }
+          },
+          "type": "object"
+        },
         "remoteConfigConfiguration": {
           "additionalProperties": false,
           "description": "RemoteConfigConfiguration stores the configuration received from RemoteConfig.",

config/crd/bases/v1/datadoghq.com_datadogagents.yaml

@@ -8041,6 +8041,54 @@ spec:
                   x-kubernetes-list-map-keys:
                     - type
                   x-kubernetes-list-type: map
+                otelAgentGateway:
+                  description: The actual state of the OTel Agent Gateway as a deployment.
+                  properties:
+                    availableReplicas:
+                      description: Total number of available pods (ready for at least minReadySeconds) targeted by this Deployment.
+                      format: int32
+                      type: integer
+                    currentHash:
+                      description: CurrentHash is the stored hash of the Deployment.
+                      type: string
+                    deploymentName:
+                      description: DeploymentName corresponds to the name of the Deployment.
+                      type: string
+                    generatedToken:
+                      description: |-
+                        GeneratedToken corresponds to the generated token if any token was provided in the Credential configuration when ClusterAgent is
+                        enabled.
+                      type: string
+                    lastUpdate:
+                      description: LastUpdate is the last time the status was updated.
+                      format: date-time
+                      type: string
+                    readyReplicas:
+                      description: Total number of ready pods targeted by this Deployment.
+                      format: int32
+                      type: integer
+                    replicas:
+                      description: Total number of non-terminated pods targeted by this Deployment (their labels match the selector).
+                      format: int32
+                      type: integer
+                    state:
+                      description: State corresponds to the Deployment state.
+                      type: string
+                    status:
+                      description: Status corresponds to the Deployment computed status.
+                      type: string
+                    unavailableReplicas:
+                      description: |-
+                        Total number of unavailable pods targeted by this Deployment. This is the total number of
+                        pods that are still required for the Deployment to have 100% available capacity. They may
+                        either be pods that are running but not yet available or pods that still have not been created.
+                      format: int32
+                      type: integer
+                    updatedReplicas:
+                      description: Total number of non-terminated pods targeted by this Deployment that have the desired template spec.
+                      format: int32
+                      type: integer
+                  type: object
                 remoteConfigConfiguration:
                   description: RemoteConfigConfiguration stores the configuration received from RemoteConfig.
                   properties:

config/crd/bases/v1/datadoghq.com_datadogagents_v2alpha1.json

@@ -7872,6 +7872,63 @@
           ],
           "x-kubernetes-list-type": "map"
         },
+        "otelAgentGateway": {
+          "additionalProperties": false,
+          "description": "The actual state of the OTel Agent Gateway as a deployment.",
+          "properties": {
+            "availableReplicas": {
+              "description": "Total number of available pods (ready for at least minReadySeconds) targeted by this Deployment.",
+              "format": "int32",
+              "type": "integer"
+            },
+            "currentHash": {
+              "description": "CurrentHash is the stored hash of the Deployment.",
+              "type": "string"
+            },
+            "deploymentName": {
+              "description": "DeploymentName corresponds to the name of the Deployment.",
+              "type": "string"
+            },
+            "generatedToken": {
+              "description": "GeneratedToken corresponds to the generated token if any token was provided in the Credential configuration when ClusterAgent is\nenabled.",
+              "type": "string"
+            },
+            "lastUpdate": {
+              "description": "LastUpdate is the last time the status was updated.",
+              "format": "date-time",
+              "type": "string"
+            },
+            "readyReplicas": {
+              "description": "Total number of ready pods targeted by this Deployment.",
+              "format": "int32",
+              "type": "integer"
+            },
+            "replicas": {
+              "description": "Total number of non-terminated pods targeted by this Deployment (their labels match the selector).",
+              "format": "int32",
+              "type": "integer"
+            },
+            "state": {
+              "description": "State corresponds to the Deployment state.",
+              "type": "string"
+            },
+            "status": {
+              "description": "Status corresponds to the Deployment computed status.",
+              "type": "string"
+            },
+            "unavailableReplicas": {
+              "description": "Total number of unavailable pods targeted by this Deployment. This is the total number of\npods that are still required for the Deployment to have 100% available capacity. They may\neither be pods that are running but not yet available or pods that still have not been created.",
+              "format": "int32",
+              "type": "integer"
+            },
+            "updatedReplicas": {
+              "description": "Total number of non-terminated pods targeted by this Deployment that have the desired template spec.",
+              "format": "int32",
+              "type": "integer"
+            }
+          },
+          "type": "object"
+        },
         "remoteConfigConfiguration": {
           "additionalProperties": false,
           "description": "RemoteConfigConfiguration stores the configuration received from RemoteConfig.",

examples/datadogagent/datadog-agent-with-otelagentgateway.yaml

@@ -0,0 +1,26 @@
+# datadog-agent-with-otelagentgateway.yaml
+# This example shows how to enable the OTel Agent Gateway component
+# The OTel Agent Gateway runs as a separate deployment and can be used
+# to collect and forward OpenTelemetry data.
+
+apiVersion: datadoghq.com/v2alpha1
+kind: DatadogAgent
+metadata:
+  name: datadog
+spec:
+  global:
+    credentials:
+      apiSecret:
+        secretName: datadog-secret
+        keyName: api-key
+
+  features:
+    # Enable OTel Agent Gateway
+    otelAgentGateway:
+      enabled: true
+
+  override:
+    # Optional: Configure the OTel Agent Gateway deployment
+    otelAgentGateway:
+      # Number of replicas for the gateway
+      replicas: 2

internal/controller/datadogagent/common/const.go

@@ -49,6 +49,8 @@ const (
 	AgentReconcileConditionType = "AgentReconcile"
 	// ClusterChecksRunnerReconcileConditionType ReconcileConditionType for Cluster Checks Runner component
 	ClusterChecksRunnerReconcileConditionType = "ClusterChecksRunnerReconcile"
+	// OtelAgentGatewayReconcileConditionType ReconcileConditionType for OTel Agent Gateway component
+	OtelAgentGatewayReconcileConditionType = "OtelAgentGatewayReconcile"
 	// OverrideReconcileConflictConditionType ReconcileConditionType for override conflict
 	OverrideReconcileConflictConditionType = "OverrideReconcileConflict"
 	// DatadogAgentReconcileErrorConditionType ReconcileConditionType for DatadogAgent reconcile error

internal/controller/datadogagent/common/utils.go

@@ -159,6 +159,13 @@ func GetAgentLocalServiceSelector(dda metav1.Object) map[string]string {
 	}
 }
 
+func GetOtelAgentGatewayServiceSelector(dda metav1.Object) map[string]string {
+	return map[string]string{
+		kubernetes.AppKubernetesPartOfLabelKey:     object.NewPartOfLabelValue(dda).String(),
+		apicommon.AgentDeploymentComponentLabelKey: constants.DefaultOtelAgentGatewayResourceSuffix,
+	}
+}
+
 // ShouldCreateAgentLocalService returns whether the node agent local service should be created based on the Kubernetes version
 func ShouldCreateAgentLocalService(versionInfo *version.Info, forceEnableLocalService bool) bool {
 	if versionInfo == nil || versionInfo.GitVersion == "" {

internal/controller/datadogagent/component/otelagentgateway/const.go

@@ -0,0 +1,12 @@
+// Unless explicitly stated otherwise all files in this repository are licensed
+// under the Apache License Version 2.0.
+// This product includes software developed at Datadog (https://www.datadoghq.com/).
+// Copyright 2025-present Datadog, Inc.
+
+package otelagentgateway
+
+const (
+	// pdbMaxUnavailableInstances = 1
+	// DefaultOtelAgentGatewayReplicas default OTel Agent Gateway deployment replicas
+	defaultOtelAgentGatewayReplicas = 1
+)